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User:Temperal/Introductory Proportion

< User:Temperal
Revision as of 20:55, 15 September 2007 by Temperal (talk | contribs)
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Problem

  • Suppose $\displaystyle \frac{1}{20}$ is either x or y in the following system:
$\begin{cases} xy=\frac{1}{k}\\ x=ky \end{cases}$

Find the possible values of k.

Solution

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